Optical brightening compositions for high quality ink jet printing

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United States of America Patent

PATENT NO 9415620
APP PUB NO 20150197116A1
SERIAL NO

14635144

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Abstract

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The instant invention relates to improved liquid sizing compositions comprising derivatives of diaminostilbene, binders, protective polymers and divalent metal salts for the optical brightening of substrates suitable for high quality ink jet printing.

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Patent Owner(s)

Patent OwnerAddress
ARCHROMA IP GMBHNEUHOFSTRASSE 11 REINACH CH-4153

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Jackson, Andrew Clive Muenchenstein BL, CH 27 125
Klein, Cedric Colmar, FR 19 52
Puddiphatt, David Grellingen BL, CH 13 40

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